Cluster
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MongoDBDB/Nosql 2019. 9. 20. 10:11
1. Overview MongoDB is a cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB uses JSON-like documents with schema. MongoDB is developed by MongoDB Inc. and licensed under the Server Side Public License (SSPL) 2. Description 2.1 Ad hoc queries MongoDB supports field, range query, and regular expression searches. Queries can return specific fields of ..
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Apache SparkDistributedSystem/Spark 2019. 9. 20. 00:55
1. Overview An open-source distributed general-purpose cluster computing framework with mostly in-memory data processing engine that can do ETL, analytics, machine learning, and graph processing on large volumes of data at rest(batch processing) or in motion(streaming processing) with rich concise high-level APIs for the programming languages: Scala, Python, Java, R, and SQL 2. Description 2.1 A..